Finding the Fourth Proportional to 1,400,231.97, 1,932,160.32 and 788,368.95
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Solution
The fourth proportional to 1,400,231.97, 1,932,160.32 and 788,368.95 is: 1,087,859.18
Step by Step Solution
- Step 1: Write the proportion equation
1,400,231.97 : 1,932,160.32 = 788,368.95 : x - Step 2: Convert to fraction form
1,400,231.97/1,932,160.32 = 788,368.95/x - Step 3: Cross multiply
1,400,231.97x = 1,932,160.32 × 788,368.95 - Step 4: Simplify right side
1,400,231.97x = 1,523,255,202,710.06 - Step 5: Solve for x
x = 1,523,255,202,710.06/1,400,231.97 - Step 6: Final answer
x = 1,087,859.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.